Chris Plastow
This is a difficult thing to correct, so much that I set it as a question in a damp exam! Spray the exterior surface with siloxane silicone and dry line the interior wall but leave ventilation to the dry lining.
My house is about 150 years old and made of solid flint. I am getting
Posted by Shawn Chadwick, on
My house is about 150 years old and made of solid flint. I am getting a very wet wall and mould behind my sofa. What can be done to stop the damp and mould?
